Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ4CG callsign genealogy
Currently held by POSNER, MICHAEL S
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AJ4CG's current licensee, walking backwards.
- Posner, Michael SGAgranted 2005-11-03cancelled 2007-09-24
- KB6IRUno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AJ4CG.
No current licensee on record previously held this callsign.